2023 Oeiras Indoors II – Singles

Singles
2023 Oeiras Indoors II
Champion Arthur Fils
Runner-up Joris De Loore
Score6–1, 7–6(7–4)

Joris De Loore was the defending champion but lost in the final to Arthur Fils.

Fils won the title after defeating De Loore 6–1, 7–6(7–4) in the final.